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Finding the Fourth Proportional to 73,697.27, 110,545.90 and 18,293.27

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Solution

The fourth proportional to 73,697.27, 110,545.90 and 18,293.27 is: 27,439.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,697.27 : 110,545.90 = 18,293.27 : x
  2. Step 2: Convert to fraction form
    73,697.27/110,545.90 = 18,293.27/x
  3. Step 3: Cross multiply
    73,697.27x = 110,545.90 × 18,293.27
  4. Step 4: Simplify right side
    73,697.27x = 2,022,245,397.63
  5. Step 5: Solve for x
    x = 2,022,245,397.63/73,697.27
  6. Step 6: Final answer
    x = 27,439.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.